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bug#61667: 29.0.60; Failure to redisplay
From: |
Po Lu |
Subject: |
bug#61667: 29.0.60; Failure to redisplay |
Date: |
Sat, 04 Mar 2023 08:01:20 +0800 |
User-agent: |
Gnus/5.13 (Gnus v5.13) |
Dmitry Gutov <dgutov@yandex.ru> writes:
> On 02/03/2023 09:11, Eli Zaretskii wrote:
>>> From: Po Lu<luangruo@yahoo.com>
>>> Cc:61667@debbugs.gnu.org, Gregory Heytings<gregory@heytings.org>, Eli
>>> Zaretskii<eliz@gnu.org>
>>> Date: Thu, 02 Mar 2023 12:11:38 +0800
>>>
>>> Yes. It sure sounds like a bug in the GNOME compositor now.
>>> Have you tried disabling GNOME Shell extensions one by one? Maybe one
>>> of them is responsible for this.
>> Whether or not we find some workarounds, I think we should add an
>> entry to PROBLEMS about this.
>
> Speaking of disabling double buffering as a workaround: I went back to
> my old bug reports related to flickering, which double-buffering aimed
> to fix.
>
> I recompiled the GTK3 build without xdbe -- and still couldn't
> reproduce neither bug#12363 (which was admittedly filed on a Windows
> system), nor bug#16621. Even with the same font (Fira Code).
>
> Not sure what changed -- maybe better screen resolution, or a faster
> machine. And the DE, libraries' versions, etc.
>
> But there is a persistent glitch: when the window configuration
> changes, 1 or 2 vertical bars often flash:
>
> https://a.uguu.se/iYTlOftH.mp4 (with emacs -Q)
>
> https://a.uguu.se/YdDWpMid.mp4 (with my config but with tool-bar and
> scroll-bar modes enabled)
>
> scroll-bar-mode on seems to be required to reproduce this.
This is expected: moving the scroll bar causes exposures, which can
cause flickering. That's the problem double buffering is supposed to
fix.
- bug#61667: 29.0.60; Failure to redisplay, Dmitry Gutov, 2023/03/01
- bug#61667: 29.0.60; Failure to redisplay, Po Lu, 2023/03/01
- bug#61667: 29.0.60; Failure to redisplay, Dmitry Gutov, 2023/03/01
- bug#61667: 29.0.60; Failure to redisplay, Po Lu, 2023/03/01
- bug#61667: 29.0.60; Failure to redisplay, Dmitry Gutov, 2023/03/01
- bug#61667: 29.0.60; Failure to redisplay, Po Lu, 2023/03/01
- bug#61667: 29.0.60; Failure to redisplay, Dmitry Gutov, 2023/03/01
- bug#61667: 29.0.60; Failure to redisplay, Po Lu, 2023/03/01
- bug#61667: 29.0.60; Failure to redisplay, Eli Zaretskii, 2023/03/02
- bug#61667: 29.0.60; Failure to redisplay, Dmitry Gutov, 2023/03/03
- bug#61667: 29.0.60; Failure to redisplay,
Po Lu <=
- bug#61667: 29.0.60; Failure to redisplay, Dmitry Gutov, 2023/03/03
- bug#61667: 29.0.60; Failure to redisplay, Dmitry Gutov, 2023/03/04
- bug#61667: 29.0.60; Failure to redisplay, Dmitry Gutov, 2023/03/12
- bug#61667: 29.0.60; Failure to redisplay, Gregory Heytings, 2023/03/02
- bug#61667: 29.0.60; Failure to redisplay, Po Lu, 2023/03/02
- bug#61667: 29.0.60; Failure to redisplay, Gregory Heytings, 2023/03/02
- bug#61667: 29.0.60; Failure to redisplay, Gregory Heytings, 2023/03/02
- bug#61667: 29.0.60; Failure to redisplay, Po Lu, 2023/03/02
- bug#61667: 29.0.60; Failure to redisplay, Dmitry Gutov, 2023/03/02
- bug#61667: 29.0.60; Failure to redisplay, Dmitry Gutov, 2023/03/02